I don't think it's scary at all, but you do you.
DRM free games exist and yet people still buy games. And even if a decompilation works and works well, it's just the code, not the creative assets that would still be protected under law.
I enjoy doing reverse engineering from time to time, and at least for now being scared about this is like being scared of what people can do thanks to ghidra.
Dzuma is an interesting security minded fella on YouTube that has a balanced leaning positive view on what's real and what's hype. https://youtube.com/watch?v=DNS-4Wl7dY4